Daniel H. Ruttenberg

Andre E. Owens is a top attorney recognized by Best Lawyers in the practice area(s) of Securities Regulation. Andre E., who practices law in Washington, District of Columbia, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andre E. is held by other top lawyers in the same geographic and legal practice area.

Joel C. Rush is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Joel C., who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joel C. is held by other top lawyers in the same geographic and legal practice area.

Sondra Douglas is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Sondra, who practices law in Rockville, Maryland, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sondra is held by other top lawyers in the same geographic and legal practice area.

Catherine “Kate” Reese focuses her practice on the full spectrum of family law matters in the Northern Virginia and Montgomery County, Maryland regions. She has extensive trial experience in contested divorces, child custody and visitation matters, equitable distribution of assets, child and spousal support, and the negotiation and preparation of prenuptial and marital agreements. Ms. Reese is known to be an aggressive and resourceful litigator when representing clients’ bes...

J ane C. Bergner's practice encompasses a broad range of tax matters, including tax audit and controversy matters; tax collection disputes; innocent spouse issues; civil litigation at the trial and appellate levels; corporate, partnership, business and individual transactional tax planning; the representation of tax-exempt organizations; and estate, gift and wealth planning and probate. Jane is the author of Chapter 50, "Tax Court Jurisdiction, Procedure & Practice," included in the tax t...

James P. Durling is a top attorney recognized by Best Lawyers in the practice area(s) of International Trade and Finance Law. James P., who practices law in Washington, District of Columbia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James P. is held by other top lawyers in the same geographic and legal practice area.

Allyson Mullen provides counsel to medical device and in vitro diagnostic (IVD) manufacturers. Ms. Mullen assists clients with a wide range of pre and postmarket regulatory topics including developing regulatory strategy, preparing regulatory submissions, drafting regulatory policies and procedures, reviewing advertising and promotional materials, and addressing enforcement matters. In the premarket area, Ms. Mullen develops regulatory strategy, including obtaining breakthrough device designa...

Jane C. Horvath is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy and Data Security Law. Jane C., who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jane C. is held by other top lawyers in the same geographic and legal practice area.

Danielle Morris is a top attorney recognized by Best Lawyers in the practice area(s) of International Arbitration - Commercial and International Arbitration - Governmental. Danielle, who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Danielle is held by other top lawyers in the same geographic and legal practice area.

Bob Wellen, a partner of the firm, has practiced tax law for nearly 35 years. His practice involves planning, structuring and negotiating business transactions and representing taxpayers seeking private letter rulings from IRS and tax policy determinations from IRS and the Treasury Department and in controversies with IRS. He also serves as an arbitrator and as an expert witness in commercial disputes involving tax issues. Bob grew up in Jersey City, New Jersey. He graduated from Yale College...